<?php function getNumsOdd(array $nums) { foreach($nums as $key => $num) { if ($num % 2) { yield $key => $num; } } } $i = 0; $gen = getNumsOdd([1,3,4,5,6]); while($gen->next()) { var_dump($num->current()); if (++$i == 10){ break; } } /*foreach(getNumsOdd([1,3,4,5,6]) as $key => $num) { echo $key . '=>' . $num.PHP_EOL; }*/
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